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Author Question: How many grams of oxygen are formed when 6.21 moles of KOH are formed? 4 KO(s) + 2 H2O(l) 4 KOH(s) ... (Read 89 times)

cnetterville

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on: Aug 27, 2018
How many grams of oxygen are formed when 6.21 moles of KOH are formed? 4 KO(s) + 2 H2O(l)  4 KOH(s) + O2(g)
 
  A) 19.9 g O2
  B) 27.9 g O2
  C) 49.7 g O2
  D) 3.59 g O2
  E) 11.7 g O2

Question 2

Which of the following does not have a charge of -1?
 
  A) bicarbonate
  B) bisulfate
  C) hydrogen phosphate
  D) nitrite


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annierak

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Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

C


cnetterville

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Reply 2 on: Aug 27, 2018
Wow, this really help

irishcancer18

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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